added AbstractCollection base class and equals/toString to HashSet

js/js.translator/testFiles/kotlin_lib.js

@@ -113,10 +113,7 @@ var kotlin = {set:function (receiver, key, value) {
         }
     });
 
-    Kotlin.AbstractList = Kotlin.$createClass({
+    Kotlin.AbstractCollection = Kotlin.$createClass({
-        iterator: function () {
-            return Kotlin.$new(ListIterator)(this);
-        },
         isEmpty: function () {
             return this.size() == 0;
         },
@@ -126,17 +123,8 @@ var kotlin = {set:function (receiver, key, value) {
                 this.add(it.next());
             }
         },
-        remove: function (o) {
-            var index = this.indexOf(o);
-            if (index != -1) {
-                this.removeAt(index);
-            }
-        },
-        contains: function (o) {
-            return this.indexOf(o) != -1;
-        },
         equals: function (o) {
-            if (this.$size === o.$size) {
+            if (this.size() === o.size()) {
                 var iter1 = this.iterator();
                 var iter2 = o.iterator();
                 while (true) {
@@ -170,6 +158,23 @@ var kotlin = {set:function (receiver, key, value) {
         }
     });
 
+    Kotlin.AbstractList = Kotlin.$createClass(Kotlin.AbstractCollection, {
+        iterator: function () {
+            return Kotlin.$new(ListIterator)(this);
+        },
+        isEmpty: function () {
+            return this.size() == 0;
+        },
+        remove: function (o) {
+            var index = this.indexOf(o);
+            if (index != -1) {
+                this.removeAt(index);
+            }
+        },
+        contains: function (o) {
+            return this.indexOf(o) != -1;
+        }
+    });
     Kotlin.ArrayList = Kotlin.$createClass(Kotlin.AbstractList, {
         initialize: function () {
             this.array = [];
@@ -903,6 +908,41 @@ var kotlin = {set:function (receiver, key, value) {
                 return h;
             };
 
+            this.equals = function (o) {
+                if (this.size() === o.size()) {
+                    var iter1 = this.iterator();
+                    var iter2 = o.iterator();
+                    while (true) {
+                        var hn1 = iter1.get_hasNext();
+                        var hn2 = iter2.get_hasNext();
+                        if (hn1 != hn2) return false;
+                        if (!hn2)
+                            return true;
+                        else {
+                            var o1 = iter1.next();
+                            var o2 = iter2.next();
+                            if (!Kotlin.equals(o1, o2)) return false;
+                        }
+                    }
+                }
+                return false;
+            };
+
+            this.toString = function() {
+                var builder = "[";
+                var iter = this.iterator();
+                var first = true;
+                while (iter.get_hasNext()) {
+                    if (first)
+                        first = false;
+                    else
+                        builder += ", ";
+                    builder += iter.next();
+                }
+                builder += "]";
+                return builder;
+            };
+
             this.intersection = function (hashSet) {
                 var intersection = new HashSet(hashingFunction, equalityFunction);
                 var values = hashSet.values(), i = values.length, val;